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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 325899Generated: October 30, 2026

Methanol → HCID 20252215, compound

https://huagongshe.com/reaction/325899

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantCarbon DisulfideHCID 6348—
ReactantPotassium HydroxideHCID 14797—
Reactant2-[4-(3-Aminopropyl)piperazin-1-yl]ethan-1-olHCID 255283—
ProductHCID 20252215HCID 20252215—

Reaction Steps

To a solution of potasium hydroxide (1.5 g) in methanol (11 ml) was added 3-[4-(2-hydroxyethyl)-1-piperazinyl]propylamine (5.0 g) and thereto was added carbon disulfide (2.0 g) under ice cooling over a period of 10 minutes. The resulting mixture was stirred for 2 hours under ice cooling. The reaction mixture was evaporated under reduced pressure. The residual oil was dissolved in water (10 ml), washed with diethyl ether. The washed aqueous layer was ice-cooled and thereto was added methyl iodide (3.8 g) with stirring. The resulting mixture was stirred for 2 hours under ice-cooling, extracted with ethyl acetate, dried over magnesium sulfate and then evaporated to give methyl N-[3-[4-(2-hydroxy-ethyl)-1-piperazinyl]propyl]dithio-carbamate (4.8 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04443443
Source datasetuspto-grants-1984_04
ORD IDord-2d3285ec751e4da69a05b2700251e969
Source noteuspto-grants-1984_04